GPT-6 Astra Pro
openai/gpt-6-astra-pro
GPT-6 Astra Pro is the same underlying model as GPT-6 Astra, served with reasoning.mode set to pro for higher-quality responses on complex tasks.
Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
Modalities
File
Image
Text
In / Out price
$10.00 / $50.00 per 1M
Context
1.05M · 128K out
Released
Sep 4, 2026
Providers
Live list prices and uptime across 5 providers serving this model.
| Provider | Input /M | Output /M | Cache read /M | Context | Max output | Uptime 24h |
|---|---|---|---|---|---|---|
| OpenAI | $5.00 | $25.00 | $0.50 | 1.05M | 128K | 99.80% |
| Azure | $10.00 | $50.00 | $1.00 | 1.05M | 128K | 99.63% |
| OpenAI | $10.00 | $50.00 | $1.00 | 1.05M | 128K | 99.94% |
| Azure | $11.00 | $55.00 | $1.10 | 1.05M | 128K | — |
| OpenAI | $20.00 | $100.00 | $2.00 | 1.05M | 128K | 100.00% |
No implicit prompt caching; cache reads require explicit cache control.
Capabilities
Tool calling
Reasoning
Moderated
Include reasoning
Max completion tokens
Max tokens
Reasoning effort
Response format
Seed
Structured outputs
Tool choice
Pricing detail
- Input
- $10.00
- Output
- $50.00
- Cache read
- $1.00
- Cache write
- $12.50
USD per 1M tokens.